Question

Road, Hubli - 30
Nagar , Gokul
Sub.: Science - SA-I
Max. Marks: 80
Date: 15-12-2020
0-1 Each question carries 1 Mark
1) Which one is a chemical change-rusting of Iron or melting of fron?
2) Name the acid present in ant sting.
3) Which is a stronger acid, with pH = 5 or with pH=2?
4) A solution turns red litmus blue, its pH is likely to be
(b) 4 (c) 5 (d) 10
5) Which one of the following types of mediedes is used for treating Indigestion?
(a) Antibiotic (b) Analgesic (c) Antacid (d) Antiseptic
6) Name the metal which has very low melting point and can melt with heat of your palm?
7) Where does aerobic respiration occur a cell?
8) Name the tissues which (1) transport soluble products of photosynthesis plants, (ii) transport water and
minerals in a plant.
9) Name the component of blood which transport:
10 Food, carbon dioxide and nitrogenous wastes
Oxygen.
10) Name the part of the brain which controls posture and balance of the body.
11) Name the causative agent of the disease "Kala-azar" and its mode of asexual reproduction.
12) The first trophic level in a food chain is always a green plant. Why?
13) Name the two important non-metallic oxides which causes add rain:
14) What is Coliform?​

Answer 1

Answer:

the mass of the.body on the moon is 40kg what is the weight on the earth