BIOLOGY QUIZ 2

Question 1:

Most of the oxygen on earth is produced by -

Grasses

Algae

Trees

Paddy Fields

Question 2:

Skin works as a respiratory organ in which of the following Animals?

Cockroach

Frog

Whale

Dog Fish

Question 3:

Metals are generally ______.

I. Ductile

II. Malleable

III. Poor conductors of heat & electricity

Only I and II

Only I and III

Only II and III

All I, II and III

Question 4:

When the body fails to produce sufficient insulin. Which of the following kinds of Non-Communicable Disease (NCD) is responsible for this condition?

Type 1 diabetes

Type 2 diabetes

cardiovascular diseases

TB

Question 5:

What is the meaning of the term ‘Test Tube Baby?

Fertilization of the ovum takes place in the test tube but it develops in the uterus

Fertilization of the ovum takes place in the test tube and develops in the test tube itself

Fertilization of the ovum takes place in the uterus but develops in the test tube

Fertilization takes place in the uterus and the embryo develops in the uterus

Question 6:

Which of the following has the largest population in the food chain?

Producers

Decomposers

Secondary consumers

Primary consumers

Question 7:

The phenomenon of summer sleep by animals is called-

Hibernation

Aestivation

Lethargy

Laziness

Question 8:

Which of the following is not the function of auxin?

It is used as a selective weed killer.

It regulates plant growth and development.

It slows down the growth of plants.

It leads to apical dominance

Question 9:

Which of the following statement is/are correct?

Microvilli on enterocytes increase the surface area for the absorption of digested food.

Amino acids are the end product of protein digestion and are absorbed in the small intestine by a passive process only.

Galactose is the end product of milk protein digestion and is absorbed in the small intestine by an active process.

End products of fat digestion are absorbed completely in the small intestine and are transported directly into the heart by the hepatic portal artery.

Question 10:

First artificial hybrid was obtained by crossing sweet william and carnation in 1717 by–

G.J Mendel

M.S Swaminathan

P. Maheshwari

Thomas Fairchild