FDE EST Biology Past Papers 21-04-2024

In bees and butterflies sex of offspring is determined by?

1. size of sperm
2. size of egg
3. kind of sperm
4. kind of egg

Which of the following harmonies is responsible for lactation?

1. Leutotrophic
2. Human Placental Lactogen
3. FSH
4. Both A and B

Which of the following is heterogemetic?

1. male grasshoppers
2. female grasshoppers
3. male moths
4. human female

Catastrophism was proposed by?

1. Georges Cuvier
2. Charles Darwin
3. Linnaeus
4. None of these

Mathematical equation of Hardy-Weinberg theorem is?

1. p2+q2 =-1
2. p2 + 2pq + q2 = 1
3. p2 + q2 =1+ 2pq
4. p2 =1-q^2

Which of the following is the most critical face of mitosis?

1. metaphase
2. telophase
3. prophase
4. anaphase

The Hunt won the noble prize in the year?

1. 1910
2. 1928
3. 1933
4. 1941

PSC101 and pBR322 resist for :

1. ampicillin
2. tetracycline
3. streptomycin
4. both a and b

Which organism use pseudopodia as locomotry organ?

1. amoebae
2. plasmodium
3. polytrichum
4. all of these

Gonyaulax is an example of:

1. pyrophyta
2. phaeophyta
3. cholophyta
4. chrysophyta