Q1. Microorganism are found in-
(a) Salted water
(b) Sandy soil
(c) Marshy soil
(d) All above
Q2. Algae are important for human being because-
(a) It can be turned to important diet in future for human
(b) It purifies atmosphere
(c) It can be grow in water tank
(d) None of these
Q3. The term bryophytes was coined by-
(a) Kashyap
(b) Butler
(c) Braun
(d) Linnaeus
Q4. “The walking fern” is so names because–
(a) Its spores are able to walk
(b) It is dispersed through the agency of walking animal
(c) It propagates vegetatively by its leaf tips
(d) It knows how to walk by itself
Q5. Insectivorous plants grow where-
(a) Soil is deficient in nitrogen
(b) Soil is deficient in carbohydrate
(c) Vitamin C is required
(d) Hormones are required
Q6. Penicillin is isolated from:
(a) Fungi
(b) Algae
(c) Virus
(d) Bacteria
Q7. Which Microorganism causes hepatitis B?
(a) Virus
(b) Protozoa
(c) Bacteria
(d) None
Q8. Which of the following is not a kharif crop?
(a) Cotton
(b) Groundnut
(c) Peas
(d) soyabean
Q9. Bat can fly in dark because they-
(a) have strong wings
(b) have sharp eyes
(c) produce ultrasonic waves
(d) are natural
Q10. Which of the following animals breathes through the skin?
(a) Fish
(b) Pigeon
(c) Frog
(d) Cockroach
Answers
S1. Ans.(d)
S2. Ans.(a)
S3. Ans.(c)
S4. Ans.(c)
S5. Ans.(a)
S6. Ans.(a)
S7. Ans.(a)
S8. Ans.(c)
S9. Ans.(c)
S10. Ans.(c)
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