What tool should Ana use to measure the length of a small leaf?

Where should Ana place a ruler to measure a leaf's length?

What length does the ruler show for the object?

At what mark should Lito place one end of a leaf before reading its length?

Use the table. Which leaf has the greatest length?

Compare the widths in the table. Which leaf is widest?

Which record best helps Ana predict how fast her seedling will grow?

If the graph's pattern continues, what will the water level probably be at 4 pm?

Which activity belongs in the final box once the crops are ready to eat?

A toy car rolls down a ramp. Does this movement alone prove that it is alive?

What happens to a tadpole's tail as it becomes an adult frog?

A puppy becomes larger over several months. What characteristic of living things does this show?

A cat jumps after hearing a loud noise. Which characteristic of living things does this show?

Light enters a plant's box through a side opening. How will its young shoot usually change?

A dry monggo seed can sprout under suitable conditions. How should it be classified?

How do chickens produce their young?

How does a mother goat produce a kid?

Mila plants an oregano piece with buds and several attached leaves. Which part did she plant?

Which life process replaces animals that die over many generations?

What outer body parts move a tilapia through water?

What body parts provide most of a sea turtle's swimming power?

Compared with its front legs, what are a jumping frog's back legs usually like?

Why do ducks have skin joining their toes?

What body part does a parrot use to break a hard nutshell?

What tooth shape helps a tiger grip and tear meat?

How does the pouch under a pelican's bill help it feed?

How do a horse's broad, flat back teeth help it eat grass?

What wing shape helps an eagle glide for long periods?

What flight movement lets a hummingbird stay beside a flower while feeding?

What covers a maya bird's wings but not a bat's wings?

What is the name of plant part A in the diagram?

How does plant part C in the diagram support the plant?

What energy source helps a gumamela plant make its own food?

What plant part do we eat when we eat the orange portion of a carrot?

How is the thick underground part of ginger classified?

What is one job of a cactus's spines?

What usually takes up water first when Liza waters the soil around her potted plant?

A flower turns blue after standing in blue water. What carried the water upward?

What does fertilizer mainly provide for a banana plant?

Mila compares fertilized and unfertilized plants. How should she water them for a fair test?