General Science - Biology MCQs


Some plants are ‘carnivorous’ due to their adaptation to grow in places where the soil is thin or poor in nutrients, especially nitrogen.In this context, consider the following plants:


Which of the above plant(s) is/are carnivorous?

[A] Only 2
[B] 1 and 2
[C] 2 and 3
[D] 1, 2 and 3

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Dietary intake of ‘Iodine’ is essential for the normal functioning of thyroid gland.Which among the following is considered to be naturally rich in Iodine?

1.Table Salt
3.Dairy Products

[A] Only 1
[B] 1 and 2
[C] 1 and 3
[D] 1, 2 and 3

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Consider the following plant hormones:

1.Gibberellins-Seed germination
2.Auxins-Apical dominance
3.Cytokinins-Climacteric ripening of fruits

Which among the above is/are correctly paired with their respective functions in plant physiology?

[A] Only 1
[B] 1 and 2
[C] 2 and 3
[D] 1, 2 and 3

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Bowman’s Capsule’ works as a part of the functional unit of which among the following human physiological system?

[A] Circulatory System
[B] Respiratory System
[C] Excretory System
[D] Reproductive System

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Which of the following Vitamins of the ‘B-Complex’ are correctly paired with their respective names:

1.Vitamin B2-Riboflavin
2.Vitamin B3-Niacin
3.Vitamin B7-Biotin
4.Vitamin B12-Cyanocobalamine

[A] 2 and 4
[B] 3 and 4
[C] 1, 3 and 4
[D] All of them

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Plants which are adapted to grow in soils containing high concentration of salt are known as:

[A] Xerophytes
[B] Mesophytes
[C] Halophytes
[D] Thallophytes

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Which among the following have a ‘mixed heart’ ,that is the heart in which the oxygenated and the deoxygenated blood is mixed?

[A] Birds
[B] Fishes
[C] Reptiles
[D] Nematodes

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Pancreas’ functions as an:

1.Endocrine gland
2.Exocrine gland

[A] Only 1
[B] Only 2
[C] Both 1 and 2
[D] Neither 1 nor 2

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Saffron’ is obtained from which among the following parts of the plant?

[A] Stigma
[B] Anther
[C] Stamen
[D] Pollen

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Which among the following factors are essential for ‘blood coagulation’?

1.Vitamin K
2.Calcium ions (Ca++)
3.Christmas factor

[A] 1 and 2
[B] 1 and 3
[C] 2 and 3
[D] 1, 2 and 3

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