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Biology - Questions and AnswersPage 158

1571.

After fertilization ovary is transformed into
(a)Fruit
(b)Embryo
(c)Seed
(d)All of these
Comment
Answer is: A

1572.

Green tress of the forests are generally called as
(a)Forest burial ground
(b)Food chain primary producers
(c)Saline water
(d)Woods
Comment
Answer is: B

1573.

Streptomycin was discovered by
(a)Waksman
(b)Duggar
(c)McGuire
(d)Buskholder
Comment
Answer is: A

1574.

Kelp is
(a)Red algae
(b)Blue-green algae
(c)Brown algae
(d)All of these
Comment
Answer is: C

1575.

Monocotyledons are characterised by
(a)Fibrous root system
(b)Tap root system
(c)Prop root system
(d)Epiphytic roots
Comment
Answer is: A

1576.

Typhoid is caused by
(a)Fungi
(b)Virus
(c)Bacteria
(d)Protozoa
Comment
Answer is: C

1577.

The ovules in gymnosperms are
(a)Enclosed inside the ovary
(b)Exposed
(c)Both (A) and (B)
(d)Enclosed inside the fruit
Comment
Answer is: B

1578.

Cell division useful for gamete formation is
(a)Mitosis
(b)Amitosis
(c)Meiosis
(d)Direct cell division
Comment
Answer is: C

1579.

Herbicide is used to kill
(a)The unwanted insects
(b)The unwanted animals
(c)The weeds
(d)The Underwater plants
Comment
Answer is: C

1580.

Tap ropt is
(a)Negatively geotropic
(b)Diageotropic
(c)Positively geotropic
(d)Positively phototropic
Comment
Answer is: C

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