Investigating the Human Body: Life Science (Science Readers) by Teacher Created Materials

By Teacher Created Materials

There are greater than six billion people who all proportion an identical uncomplicated constitution. Scientists categorize physique components by way of functionality. there are various structures similar to the cardiovascular procedure, the breathing method, the digestive approach, the urinary process, and the endocrine process. The physique is an awesome laptop, and those are only many of the components!

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The insect lives as an egg, larva (LARvuh), pupa (PYOO-puh), and an adult. Others have a three-stage life cycle. The insect is born as an egg, hatches as a nymph (NIMF), and changes into an adult. What Are Insects? There are more than 800,000 different kinds of insects. They include butterflies and beetles, fleas and flies, crickets and chiggers. Although they come in almost every shape, most insects have a few things in common. Flea Walking stick 5 6 Moth eggs on cattail leaf Egg All insects have six legs.

10. Do you want to play with me? No, I am _______________ with my sister today. com SKILL: COMPREHENSION SUFFIXES 7. Did you zip it up? I am _______________ the tent now. com for thousands of books and materials. com Photo Credits: Front cover, back cover, pages 3, 4, 7, 13, 15 (top): © Artville; title page, pages 8, 10: © D. Cavagnaro/Visuals Unlimited; page 5: © Jane McAlonan/Visuals Unlimited; page 6: © M. com Insect Life Cycle Level L Leveled Reader © 2002 Learning Page, Inc. Written by Chuck Garofano Written by Chuck Garofano ReadingA–ZTM © Learning Page, Inc.

8 Many insects make special cases to protect their eggs. One insect puts foam around its eggs. You may have seen this “cuckoo spit” in tall grass. Many insects lay eggs in pools, ponds, or streams. Others lay their eggs underground. Rarely, a female insect keeps the eggs inside her body. The eggs hatch, and the young are born alive. A female horsefly laying eggs Larva Most eggs hatch into a worm-like stage called a larva. Caterpillars, grubs, and maggots are larvae (LAR-vee). They have long bodies and many legs.

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