Understanding the Butterfly Passage and Proboscis Function

The passage describes the basic anatomy and characteristics of butterflies. It mentions their body parts (head, thorax, abdomen), wings, legs, and the function of their colours and patterns. The last sentence focuses on the proboscis and its role in feeding from flowers. We need to choose the most appropriate word to fill in blank number 5, which describes what the proboscis helps the butterfly do from the flowers.

Analyzing Blank 5: Butterfly Feeding

The sentence containing blank 5 is: "Proboscis helps (5) ______ from the flowers." This sentence tells us that the proboscis is an organ used by the butterfly to interact with flowers. We need a verb that describes the action a butterfly performs with its proboscis on a flower to get nourishment.

Examining the Options for Blank 5

Let's look at the given options:

1. to gulp
2. to eat
3. to gobble
4. to drink

We need to consider how butterflies feed. Butterflies typically feed on liquid nectar found inside flowers. They use their long, tube-like proboscis like a straw to draw up this liquid.

• Gulping usually refers to swallowing something quickly or in large quantities, often liquid. While technically involving liquid, it doesn't capture the delicate sipping action butterflies perform.
• Eating is a general term for consuming food. While drinking is a form of eating liquids, "eat" can also imply consuming solid food, which butterflies generally do not do from flowers.
• Gobbling means eating something very quickly and noisily. This word is completely inappropriate for describing how a butterfly feeds.
• Drinking means taking liquid into the mouth and swallowing it. This perfectly describes how a butterfly uses its proboscis to take nectar (a liquid) from a flower.

Selecting the Best Fit for Butterfly Feeding

Based on the way butterflies use their proboscis to consume nectar from flowers, the action is best described as drinking. The proboscis acts as a straw, allowing the butterfly to drink the liquid nectar.

Therefore, the most appropriate option to fill in blank number 5 is "to drink".

Understanding the Butterfly Proboscis

The proboscis is a key feature of many insects, including butterflies and moths. In butterflies, it is usually coiled up like a spring when not in use. When the butterfly wants to feed, it uncoils the proboscis and extends it into a flower to reach the nectar. This specialized mouthpart is adapted specifically for sipping liquids, primarily nectar, but sometimes also water, sap, or juices from rotting fruit.

Conclusion

The passage describes the butterfly's proboscis helping it get something from flowers. Butterflies use their proboscis to obtain liquid nectar. The action of taking liquid into the body is called drinking. Thus, "to drink" is the correct word to complete the sentence.

The completed sentence is: "Proboscis helps to drink from the flowers."

Revision Table: Key Concepts

Additional Information: Butterfly Life Cycle and Diet

Understanding the butterfly's diet is essential to answering this question. Adult butterflies primarily feed on liquids using their proboscis. While nectar is the most common food source, they may also sip water from puddles (known as puddling, which helps them obtain minerals), tree sap, or juices from fermenting fruit. Their diet is restricted to liquids because their mouthparts are adapted for sipping, not chewing or swallowing solids.

It's also interesting to note that the diet of a butterfly larva (caterpillar) is completely different. Caterpillars have chewing mouthparts and feed primarily on leaves, often specific host plants.