Module 10: Seeds

Question 1

When eating a banana you peel off the
outside layer before eating the inside. The
outer banana peel can be described as the
________.

Answer 1

Exocarp

Question 2

A tiny,
embryonic plant encased
in what is known as a
seed coat, which typically
contains some nutrition

Answer 2

Seed

Question 3

Seed’s function

Answer 3

Reproduction.
Container of
the embryo.
Storage of
food.

Question 4

Dicot Seed Parts

EXTERNAL
_
_
INTERNAL
_
_
_
_

Answer 4

EXTERNAL
Seed coat (testa)
Hilum (scar)
INTERNAL
Cotyledon (2)
Epicotyl (Plumule)
Hypocotyl
Radicle

Question 5

Monocot Seed Parts

Answer 5

Scutellum
Coleoptile
Coleorhiza
Pericarp fused with seed coat
Endosperm
Epicotyl
Hypocotyl
Radicle

Question 6

Which of the following statements is true?
a.Both monocots and dicots have an endosperm.
b. The radicle develops into the root.
c. The plumule is part of the epicotyl
d.The endosperm is part of the embryo

Question 7

Which of the following structures is found in
developing monocot seeds but not in dicot
seeds?
A radicle
A seed coat
A cotyledon
An endosperm

Answer 7

Endosperm

Question 8

absorption of
water by a dry seed that
precedes germination

Answer 8

Imbibition

Question 9

• period of
  inactivity

Answer 9

Dormancy

Question 10

• cold
  treatment

Answer 10

Vernalization

Question 11

• mechanical or chemical processes to soften the seed coat

Answer 11

Scarification

Question 12

Types of Seed Germination

Answer 12

I. Hypogeous or Hypogeal germination

II. Epigeous or Epigeal germination

Question 13

• Epicotyl elongates and cotyledons remain
  underground.

Answer 13

I. Hypogeous or Hypogeal germination

Question 14

Hypocotyl elongates and pushes the
cotyledons above the ground.

Answer 14

II. Epigeous or Epigeal germination

Question 15

the germination of seeds, while they are still
attached to the parent plant

Answer 15

Vivipary or Viviparous germination -

Question 16

Seed Dispersal

Answer 16

Wind
Water
Animals
Explosion