Identify the incorrect match

• Mulberry silk - Bombyx mori

• Tasar silk - Antheraea pernyi

• Muga silk - Antheraea assama

• Eri silk - Attacus ricini

All chordates at one or other stage possess

• two pairs of pentadactyl limbs

• pharyngeal gill slits

• movable jaw

• vertebral column

Statement I:- An injury to the anterior pituitary affects the growth of a person.

Statement II:- Injury to adrenal cortex is not likely to affect secretion of cortisol.

Choose the correct option

• Statement I is correct but II is incorrect

• Statement II is correct but I is incorrect

• Both statement are correct

• Both statements are incorrect

Mammals have

• biconvex RBCs to increase the surface area

• biconcave RBCs to increase the surface area

• spherical RBCs to increase the surface area

• no RBCs

Match the Column I and Column II

• A - 2; B - 5; C - 1; D - 3

• A - 4; B - 3; C - 1; D - 2

• A - 4; B - 3; C - 1; D - 5

• A - 4; B - 5; C - 1; D - 2

A person was found to possess reduced haemoglobin content in the blood, caused due to disturbance in formation of RBCs. He is suffering from

• Vitamin-B₁ defeciency

• Vitamin-A defeciency

• Vitamin-B₁₂ defeciency

• Vitamin-E defeciency

Which of the following region of root is responsible for increase in length of root?

• Root cap region

• Meristematic region

• Region of elongation

• Mature region

Glycolysis is

• C₆H₁₂O₆ + 6O₂ $\to$ 6O₂ + 6H₂O

• C₆H₁₂O₆ $\to$ 2C₂H₅OH + 2CO₂

• C₆H₁₂O₆ $\to$2C₃H₄O₃ + 2CO₂

• C₃H₄O₃ + NADH $\to$C₂H₅OH + CO₂ + NAD⁺

The protein that reproduce within the living cells are termed as

• plasmids

• phages

• prions

• prophages

20.

The correct sequence of cellular growth stages is

• division $\to$ differentiation $\to$ elongation

• differentiation $\to$ division $\to$ elongation

• division $\to$ elongation $\to$ differentiation

• elongation $\to$ differentiation $\to$ division