A group of glands which produce various hormones is called:
1.Respiratory system
2.Excretion
3.Endocrine system
4.Central nervous system
Animals which eat only plants are called:
1.Herbivores
2.Omnivores
3.Carnivores
4.None of the above
Arrange the correct sequence of the steps involved in the process of Human Digestive System?
1.Digestion, Ingestion, Assimilation, Egestion and Absorption
2.Ingestion, Digestion, Absorption, Assimilation and Egestion
3.Egestion, Absorption, Digestion, Assimilation and Ingestion
4.Assimilation, Absorption, Ingestion, Digestion and Egestion
From which of the following part of a plant opium is obtained?
1. Dried leaves
2.Dried latex
3.Roots
4.Stem bark
Name the pigment which is responsible for absorption of light in plants?
1.Chlorophyll
2.Stoma
3.Xylem
4.Phloem
The directional movement of a plant part in response to the touch of an object is called:
1.Phototropism
2.Geotropism
3. Thigmotropism
4.Hydrotropism
The movement of a plant part in response to water is called:
1.Geotropism
2.Hydrotropism
3.Chemotropism
4.Thigmotropism
The nutrition in which an organism derives its food from the body of another living organism without killing it, it’s called:
1.Saprotrophic nutrition
2.Parasitic nutrition
3.Holozoic nutrition
4.Autotrophic nutrition
The nutrition in which an organism takes the complex organic food materials into its body by the process of ingestion, the ingested food is digested and then absorbed into the body cells of the organism:
1.Parasitic nutrition
2.Autotrophic nutrition
3.Holozoic nutrition
4. Heterotrophic nutrition
Those organs which have different basic structure but have similar appearance and perform similar functions are called:
1.Fossils
2.Analogous organs
3.Homologous organs
4.Speciation
What is the reason behind the small shrunken scrotal of an adult bulls straying on Delhi roads?
1.Congenital defect
2. Negative feedback due to extremely high levels of testosterone
3.Castration
4. All of these
What is the weight of human heart?
1.100 gms
2. 300 gms
3. 800 gms
4.1000 gms
Which of the following crop is affected by the "early blight" disease?
1.Potato
2.Rice
3. Sugarcane
4.Wheat
Bombyx mori, that produces fine filaments of silk inside the cocoon, is a:
1.Butterfly
2.Dipteran (silkworm)
3.Moth
4.Mulberry plant hemipteran
Complete digestion of food occurs in:
1.Stomach
2.Small Intestine
3.Pancreas
4.Large Intestine
Consider the following statements:
1.Respiration takes place both day and night.
2.Photosynthesis occurs during day time only.
3. Both A and B are correct.
4.Neither A nor B are correct.
Due to Water logging:
1.An air is expelled from in-between the particles of soil.
2.Oxygen becomes unavailable to the roots of the plants.
3.Plants respire anaerobically which produces alcohol and kill them.
4. All the above are correct.
For photosynthesis green plants require:
1.Chlorophyll only
2.Light
3.Carbon dioxide and water
4.All of the above
How many HIV positive infections that are occurring everyday in the world?
1.6,000
2.60,000
3.600,000
4.1,000,000
In bacteria name the colour of light which is responsible for photosynthesis?
1.Ultra-Violet
2.Blue
3.Red
4.None of the above
In photosynthesis dark reaction, is called so because-
1.It occurs in dark.
2.It does not require light energy.
3.It cannot occur during daytime.
4.It occurs more rapidly at night.
In which organ of the human body are the lymphocyte cells formed?
1.Liver
2.Long bone
3.Pancreas
4.Spleen
In which part of our body food gets absorbed?
1.Small Intestine
2.Large Intestine
3.Stomach
4.Liver
In which part of the body digestion of protein begins?
1. Pancreas
2.Stomach
3.Small Intestine
4.Large Intestine
How many grams of carbohydrate is present in a hen’s egg?
1.0.61 g
2.0.5 g
3.1.3 g
4.2.5 g
Name an extension of the epidermal cells of a root which is in direct contact with the soil?
1.Root Hairs
2.Internodes
3.Bundle Scars
4.Pith
Name the Glands associated with the Human Digestive System?
1.Salivary Glands and Pancreas
2.Salivary Glands and Liver
3.Liver and Pancreas
4. Salivary Glands, Liver & Pancreas
Name the hardest material present in the body?
1. Dentin
2.Pulp
3.Enamel
4.None of the above
Name the largest part of the Alimentary canal?
1.Large Intestine
2.Small Intestine
3. Liver
4.Stomach
Name the process through which much needed oxygen is supplied to all the cells of the plants?
1.Diffusion
2.Endosmosis
3. Exosmosis
4.Photosynthesis
Name the waste products secreted by Plants?
1. Carbon Dioxide
2.Oxygen
3.Water Vapour
4.All are correct.
Organic constituents of soil formed by complete or partial decomposition of plant and animal material is called:
1.Fauna
2.Humus
3.Fossil
4.Compost
Photosynthesis is a _____ process.
1.Catabolic
2.Anabolic
3.Exothermic
4.Metabolic
Quantasomes are found in:
1.Cristae of mitochondria
2.Thylakoid membrane of chloroplasts
3. Nucleus membrane
4.Lysosome
Rate of photosynthesis does not depend upon:
1.Quality of light
2.Intensity of Light
3.Duration of Light
4.Temperature
Respiration in Plants takes place through:
1.Stomata
2.Stomata
3.Both A and B
4.Only A
Some plants store waste in their fruits in the form of solid bodies called:
1.Raphides
2.Lenticels
3. Stomata
4. Resins
The axon passes the impulse to another neuron through a junction called:
1.Nerve endings
2. Synapse
3. Cytoplasm
4.Nucleus
The breaking up of the body of a simple organism into two or more pieces on maturing, each of which subsequently grows to form a complete new organism, is called:
1.Fragmentation
2.Vegetative propagation
3.Binary fission
4.Binary fission
The chemical substances which coordinate the activities of living organisms and also their growth are called:
1.Hormones
2.Blood
3.Sodium
4.Cytoplasm
The complex feeding relationships within a community is called:
1.Food chain
2.Food web
3.Trophic level
4.All of the above
The longest fibre on the cell body of a neuron is called:
1.Myelin
2.Nerve endings
3.Axon
4.Dendrites
The mode of nutrition in which an organism makes its own food from the simple inorganic material like carbon dioxide and water present in the surrounding is called:
1.Heterotrophic nutrition
2. Saprotrophic nutrition
3.Autotrophic nutrition
4.Holozoic nutrition
The movement of a plant part in response to a chemical stimulus is called:
1.Hydrotropism
2.Chemotropism
3.Thigmotropsim
4.Phototropism
The movement of a plant part in response to light is called:
1.Phototropism
2.Geotropism
3.Chemotropism
4. Hydrotropism
The movement of plant part in response to gravity is called:
1.Thigmotropism
2.Thigmotropism
3.Phototropism
4.Geotropism
The non-directional movement of a plant part in response to light is called:
1.Phototropism
2.Thigmotropism
3.Geotropism
4.Photonasty
The non-directional movement of a plant part in response to the touch of an object is called:
1.Thigmotropism
2.Thigmonasty
3.Phototropism
4.Photonasty
The pad-like swelling at the base of each leaf of a sensitive plant is called:
1.Pistol
2.Scape
3.Pulvini
4.Foliage
The process by which green plants make their own food from carbon dioxide and water by using sunlight energy in the presence of chlorophyll, is called:
1.Xanthophylls
2. Stomata
3.Photosynthesis
4.Chloroplast
The process of getting back a full organism from its body part is called:
1.Spore formation
2. Budding
3.Regeneration
4.Fragmentation
The process of removal of toxic wastes from the body of an organism is called:
1.Transport
2.Respiration
3.Excretion
4.Nutrition
The shorter fibres on the body of a neuron are called:
1.Dendrites
2.Axon
3.Cytoplasm
4.Myelin sheath
The transfer of pollen grains the anther of a stamen to the stigma of a carpel is called:
1.Germination
2.Pollination
3.Fertilisation
4.Tissue culture
The undigested food stored in the liver in the form of carbohydrate is called:
1.Pulp
2.Glucose
3.Glycogen
4.Carbohydrate
Those organs which have same basic structure but different functions are called:
1.Analogous organs
2.Speciation
3.Fossils
4.Homologous organs
What are heterotrophs, mostly bacteria and fungi, when obtain food by breaking down substances in dead protoplasm are called:
1.Omnivores
2.Herbivores
3. Decomposers
4.Carnivores
What are those animals called which eat both plants and animals?
1.Omnivores
2.Herbivores
3.Carnivores
4.Decomposers
What are those reflex actions called which involve brain?
1.Reflex arcs
2.Reflex arcs
3.Spinal reflexes
4.None of the above
What is ploughing and cultivating the land called?
1.Irrigation
2.Domestication
3.Tilling
4.Weeding
What is the act of supplying water to a field through artificial means called?
1. Irrigation
2.Insecticide
3.Fungicide
4. Monoculture
What is the function of Bile Juice secreted by Liver?
1.It makes the food alkaline.
2.It makes the food acidic.
3. It breaks down the food.
4. None of the above
What is the gestation period of camel?
1.280 to 300 days
2.320 to 350 days
3.365 to 400 days
4.425 to 440 days
What is the mode of nutrition called in which organisms cannot make its own food from simple inorganic material and depends on other organisms for its food?
1.Autotrophic nutrition
2.Heterotrophic nutrition
3. Parasitic nutrition
4.Holozoic nutrition
What is the process of intake of nutrients by an organism as well as the utilisation of these nutrients by the organisms called?
1.Nutrition
2.Photosynthesis
3.Chloroplasts
4.Digestion
What is the process of taking food into the body called?
1. Digestion
2.Assimilation
3. Ingestion
4.Egestion
What is the shedding of flowers, leaves and fruits followed by formation of scar tissue in a plant called?
1.Abscission
2.Abscisic acid
3.Deciduous
4.Mitosis
What is the total number of permanent incisors in both the upper and lower jaws of the cattle and buffaloes?
1.4
2.8
3.12
4.16
When an organism obtains its food from decaying organic matter of dead plants, dead animals and rotten bread, etc., it is called:
1.Parasitic nutrition
2.Autotrophic nutrition
3. Holozoic nutrition
4.Saprotrophic nutrition
When new plants are obtained from the parts of old plants, without the help of any reproductive organs, it is called:
1.Vegetative propagation
2.Spore formation
3. Fragmentation
4.Multiple fission
When the cut stems of two different plants are joined together in such a way that the two stems join and grow as a single plant, it is called:
1.Cutting
2.Layering
3.Grafting
4.None of the above
When the parent organism splits to form two new organisms, it is called:
1.Budding
2.Spore formation
3.Binary fission
4.Multiple fission
Where is the Central Drug Research Institute of India is located?
1.Delhi
2.Bangalore
3.Madras
4.Lucknow
Which of the following components increases the effectiveness of the Photosynthesis process?
1.Ultraviolet
2.Red
3.Blue
4.Infrared
Which of the following deficiency causes the dietary deficiency of Xerophthalmia?
1.Protein
2.Vitamin A
3.Riboflavin
4.Unsaturated fatty acids, linoleic and linolenic acids
Which of the following is one of the functions of antigen?
1. Lowers body temperature
2.Destroys harmful bacteria
3.Triggers the immune system
4. Used as an antidote to poison
Which of the following process that does not involve evolution of CO2?
1.Combustion
2.Respiration
3.Fermentation
4.Photosynthesis
Which of the following gland controls the blood pressure?
1.Thalamus gland
2.Adrenal gland
3.Thyroid gland
4. Pancreas gland
Why was DDT banned which an organ chlorine compound, used first to control malaria, carried in mosquitoes and later to a variety to insect pests?
1. It brings about a change in sex chromosomes
2. It persists in the environment and bio-accumulates
3.It increases its affinity hundred-fold for haemoglobin preventing its coupling with oxygen
4.All of these