TNPSC Group 4 Biology Model Question Paper 2019-2020 - 1

Question: 1

Which among the following hormone has a stimulatory effect on the heart?

(A) Estrone

(B) Epinephrine

(C) Erythropoietin

(D) Thyroxine

Question: 2

Water percentage in plasma is

(A) 60%

(B) 70%

(C) 80%

(D) 90%

Question: 3

Which of the following is a kind of dry indehiscent fruit

(A) Samara

(B) Capsule

(C) Pepo

(D) Drupe

Question: 4

The mucilage from the neck of Archegonium contains

(A) Acetic acid

(B) Citric acid

(C) Malic acid

(D) Tartaric acid

Question: 5

Sepals are the units of

(A) Calyx

(B) Corolla

(C) Androecium

(D) Gynoecium