set 4 MCQ Questions & Answers Detailed Explanation

Question : 1

In an anaerobic condition, yeast cells breakdown glucose to

a) C₂H₅OH and CO₂

b) CO₂ + Lactic acid

c) CO₂ + H₂O

d) CO₂ + Pyruvic acid

Question : 2

Match List-I with List-II and select the correct answer using the code given below the lists.

a) A – 3 ; B – 1 ; C – 4 ; D – 5 ; E – 2

b) A – 3 ; B – 1 ; C – 5 ; D – 4 ; E – 2

c) A – 1 ; B – 3 ; C – 5 ; D – 4 ; E – 2

d) A – 3 ; B – 1 ; C – 4 ; D – 2 ; E – 5

Question : 3

The normal temperature of the human body is

a) 98°C

b) 367 K

c) 37°C

d) None of these

Question : 4

Which of the following elements is not required by plants for their normal healthy growth?

a) Magnesium

b) Lead

c) Calcium

d) Iron

Question : 5

Roots develop from parts of the plant other than radicle are called

a) fibrous roots

b) tap roots

c) adventitious roots

d) nodular roots

Question : 6

Generally plants absorbed N2 in the form of

a) $NO_3^{-}$

b) N ≡ N

c) $NO_2^{-}$

d) $HNO_2$