In the Mesozoic era, periods included;

A. Cretaceous

B. Jurassic

C. Triassic

i) Increase of dicotyledons

ii) Seeds ferns disappear

iii) Rapid development of angiosperms

iv) Spread of cycads and conifers

v) Gymnosperms declined

Find out the correct match of given period with their plants diversification events;

#Question id: 66

#SCPH06 I Botany

Which of the following statements regarding isomerism is incorrect regarding biomolecules?

#Question id: 67

#SCPH05 I Biotechnology

When a region of DNA must be repaired by removing and replacing some of the nucleotides, what ensures that the new nucleotides are in the correct sequence?

#Question id: 67

#SCPH06 I Botany

When a region of DNA must be repaired by removing and replacing some of the nucleotides, what ensures that the new nucleotides are in the correct sequence?

#Question id: 68

#SCPH05 I Biotechnology

Match the following functional groups given in column I with their respective representatives given in column II.

COLUMN I               COLUMN II

1. Anhydride               a. RCOOR

2. Ether                       b. ROCOCH3

3. Acetyl                     c. ROR

4. Amido                     d. RCOOCOR

5. Ester                        e. RCONH2

#Question id: 68

#SCPH06 I Botany

Match the following functional groups given in column I with their respective representatives given in column II.

COLUMN I               COLUMN II

1. Anhydride               a. RCOOR

2. Ether                       b. ROCOCH3

3. Acetyl                     c. ROR

4. Amido                     d. RCOOCOR

5. Ester                        e. RCONH2

#Question id: 69

#SCPH05 I Biotechnology

Which of the following is the diastereomer of the following compound?