Life Cycles Fill-in-the-Blank Worksheet

Life Cycles Fill in the Blank

Grade 8 Science Life Cycles Fill in the Blank Challenging 20 Questions 14 Views

Classroom Worksheet

Life Cycles Fill-in-the-Blank Worksheet

Life Cycles Fill in the Blank

Name____________________________

Date________________

Score______ / 20

Grade: Grade 8

Subject: Science

Topic: Life Cycles

Time: 20 Minutes

Difficulty: Challenging

Questions: 20

Instructions:
Fill in each blank with the correct science term or phrase. Use what you know about life cycles, stages of development, and how living things change over time. The questions become more challenging as you move through the worksheet.

Skills Practiced:

Life Cycles
Science
Critical Thinking
Problem Solving

1Question

The process by which a living thing grows, changes, and produces offspring is called a __________.

2Question

A baby plant is called a __________.

3Question

The stage when an organism begins life is called the __________ stage.

4Question

In many animals, the young look like smaller versions of the adult before they grow larger. This is called __________.

5Question

A complete change in body form during development is called __________.

6Question

The insect stage before the adult in a butterfly life cycle is the __________ stage.

7Question

A butterfly starts its life as a __________.

8Question

The process that allows plants to make their own food is called __________.

9Question

The structure in a seed that can grow into a new plant is the __________.

10Question

The release of a seed from a fruit or plant is called __________.

11Question

Many frogs begin life in water as a __________.

12Question

The stage when a tadpole develops legs and lungs is part of __________.

13Question

The stage in which an animal or plant is able to reproduce is called the __________ stage.

14Question

The science term for all the stages in an organism’s development from birth to reproduction is its __________.

15Question

In flowering plants, pollination happens when pollen is moved from the __________ to the stigma.

16Question

The joining of egg and sperm cells is called __________.

17Question

Some insects, such as grasshoppers, go through incomplete metamorphosis, which includes egg, nymph, and __________ stages.

18Question

A nymph is different from a larva because a nymph usually looks like a __________ version of the adult.

19Question

If a species produces many offspring and only some survive, the organisms that survive and reproduce are more likely to pass on helpful __________.

20Question

The pattern of changes in a living thing across generations is important because it helps the species continue through __________.

Answer Key

#	Answer
1	life cycle
2	seedling
3	first
4	growth
5	metamorphosis
6	pupa
7	egg
8	photosynthesis
9	embryo
10	dispersal
11	tadpole
12	metamorphosis
13	adult
14	life cycle
15	anther
16	fertilization
17	adult
18	miniature
19	traits
20	time