Question

1. Which of the following actions will decrease the strongth of tho magnetic field of an
electromagnet?
a) Using lower loops of wiro
b) Docroasing the current in tho wiro
c) Ircrossing tho current in the wiro
d) Both (a) and (b)
2 Which is the characteristic lonturo of arterios?
a) B1ood cannot usw backwards
b) Blood con flow through oasily
c) Btood can be pumpad lo ovory part of the body
d) Artory cannot withstand the high pressure of the heartbeat
3. Why must soods tre dispersod far away from the parent plant?
(0) To ensure the survival of the specios
(11) to avoid competition for sunlight
(1) Because plants can move by thomselves
(-) To ensure
plants ohtalo sufficiont space
for
growth
a) () and (ll) only
b) (i) and (iv) only
c) () (li) and (iv) only
d) (i), (11) (i) and (iv)
4. Pancroatic ulco acts on which of the following components of food and change it into
simpler substances?
a) Fals
b) Carbohydrates
c) Protoins
d) All of theso
5. The act that will rosult into a chomical change is
a) Mixing salt and water
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Class-Vert - canceAvon Flareon Pace/2020 2021
b) Hoating candio wax
c) Adding limo juice to milk
d) Adding water to milk
6 Which of tho following indicators gives Magonta or dark pink colour in acidic solutions?
a) Turmeric
b) Phonolphthalein
c) Chino roso
d) Litmus papor
7 Which of the following terms is used for tho modo of nutrition in bread mould?
a) Saprophytic
b) Insectivorous
C) Parasitic
d) Autotrophic
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Answer 1

Answer:

Which of the following actions will decrease the strength of the magnetic field of an electromagnet

Explanation:

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