Question

Choose the correct option


(a) Which of the following disease in not caused by micro-organism ?

(i) Cancer (ii) Influenza (iii) Chicken Pox (iv) Typhoid

(b) Which of the following is not a metal ?

(i) Zinc (ii) Lead (iii) Mercury (iv) None of these

(c) Combustion is a .

(i) Physical process (ii) Reversible process (iii) Chemical process (iv) None of these

(d) Which of the following species is an endangered species ?

(i) Blackbuck (ii) Indian Rhinoceros (iii) Gaur (iv) All of these

(e) Which of the following structure is known as brain of the cell ?

(i) Mitochondria (ii) Chromosome (iii) Nucleus (iv) Cytoplasm

(f) We can hear sounds of frequency range between.

(i) 50-100 Hz (ii) 20 to 10000 Hz (iii) 0-50 Hz (iv) 50 to 5000 Hz

(g) Which of the following metals is used in electroplating ?

(i) Iron (ii) Tin (iii) Sodium (iv) Pottasium​

Answer 1

Explanation:

1: Cancer

2: None of these

3: Chemical process

4: Blackbuck

5:Nucleus

6: 20 to 10000 Hz

7: Tin

pls thanks my answers